What is the unique identifier in an email header (from cfpop)

I need to pop email, put the information into a table and NOT to delete the email message in the inbox.

Is the "id" field unique in identifying an email. I need to check if the email has already been stores in a datbase
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kjuliffAsked:
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mrichmonConnect With a Mentor Commented:
Yes.

THis may be useful for you:

http://livedocs.macromedia.com/coldfusion/6/CFML_Reference/Tags-pt213.htm

From that page:

one of the query variables that is returned by cfpop:

UID - Unique identifier for the email message file
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